This signature file may be used to cryptographically verify file integrity, like this:: $ gpg --keyserver hkp://keyserver.ubuntu.com --recv-keys 0xA16EB94D $ gpg --list-keys 0xA16EB94D pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] uid Turnkey Linux Release Key $ gpg --verify debian-6-turnkey-drupal7_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 13:49:10 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum ecd8ebd4ca9d1f1395e33c1a3f199eb5d3bc2866 * md5sum 2da8369566eacc62c079269c76fb3e44 You can calculate these on your end and compare to check for errors, but cryptographic verification is recommended for security reasons. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) iQEcBAABAgAGBQJQM5HNAAoJEIXCXpWhbrlNDDIIALnorjsYAPu0AZJr+775Eh/e qVRdh3MIYC/lysOLjs4lMP9/IFvLNCfi86K5ri05Ha7DnXP4YYwzofPUD0aZnZXm iyO/rt/R1ip2BDZilzRfqNN0LV/bCeiJRngg08SdRyPqzxpEQUMC0nxF9Z3K1Hhl Ua0VfzJRu+1Ad9HSwOhHe88s0qRAfrqK2dPSkcmI2srC4q0+9NhSyKESzyMUQPeu 1OJE5K8WpEZWfpq0MYaw2mA2rWVtxHPFNMQwEMN/QI3cm5dBbQ7fAc84jHIW/G/C nscQson0FxwGY94EQU8zAytc0nIBKPf30wZw4MQmqyHcDitBF4MjDlVjjljKGUk= =mGqa -----END PGP SIGNATURE-----